Browsing Mechanical Engineering & Applied Mechanics Masters Theses by Title
Now showing items 8-27 of 103
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Characterization of a Lab-Scale Polymethylmethacrylate and Gaseous Oxygen Hybrid Rocket
(North Dakota State University, 2022)Hybrid rockets are a type of chemical rocket propulsion where the reactants are in different phases. Historically, hybrid rockets have been underutilized in the aerospace industry. However, due to their simple nature, they ... -
Characterization of Mechanical Properties in Hybridized Flax and Carbon Fiber Composites
(North Dakota State University, 2013)Natural fiber composites have been found to exhibit suitable mechanical properties for general applications. However, when high strength applications are required, natural fibers are typically not considered as a practical ... -
Characterization of Regenerated Silk Material for Biomimetic Spinning and Film Casting
(North Dakota State University, 2018)Natural silks produced by spiders and silkworms exhibit tailorable mechanical performance yet to be achieved synthetically. This phenomenon is derived from a biological system that has been evolutionarily optimized. In ... -
Characterizing the Operation of a Dual-Fuel Diesel-Hydrogen Engine near the Knock Limit
(North Dakota State University, 2014)A CAT C6.6 turbocharged diesel engine was operated in dual-fuel diesel-hydrogen mode. Hydrogen was inducted into the intake and replaced a portion of the diesel fuel. Hydrogen was added across multiple engine speeds and ... -
Computational Investigation of Low-Pressure Turbine Aerodynamics
(North Dakota State University, 2015)The design of today’s gas turbine engines is heavily reliant on accurate computational fluid flow models. Creating prototype designs is far more expensive than modeling the design on a computer; however, current turbulence ... -
Computational Simulation of Droplets Wetting on Micro and Nano Filaments
(North Dakota State University, 2010)In this thesis, wetting properties of liquid droplets on micro and nano filaments were explored. First, droplet-on-filament systems were considered, made of liquid droplets and wetting between parallel filaments of ... -
Computational Simulations of Compressible Transitional Flows in a Turbine Vane Cascade
(North Dakota State University, 2019)In order to improve the efficiency and reduce the emissions of aircraft engines, new combustor designs have been developed to reduce outlet temperatures and increase mixing. At high altitudes, the low pressure and low ... -
Computational Simulations of Flow Past a Rotating Arrangement of Three Cylinders Using Hybrid Turbulence Models
(North Dakota State University, 2020)Over the past 25 years, advances in the field of turbulence modeling have been made in an effort to resolve more scales, preserving unsteadiness within a flow. In this research two hybrid models, Scale-Adaptive Simulation ... -
Design and Control of a Micro/Nano Load Stage for In-Situ AFM Observation and Nanoscale Structural and Mechanical Characterization of MWCNT-Epoxy Composites
(North Dakota State University, 2017)Nanomaterial composites hold improvement potential for many materials. Improvements arise through known material behaviors and unique nanoscale effects to improve performance in areas including elastic modulus and damping ... -
Design and Fabrication of Micro-Channels and Numerical Analysis of Droplet Motion Near Microfluidic Return Bends
(North Dakota State University, 2019)Three-dimensional spheroid arrays represent in vivo activity better than conventional 2D cell culturing. A high-throughput microfluidic chip may be capable of depositing cells into spheroid arrays, but it is difficult to ... -
Development and Characterization of Reactive Extrusion Additive Manufacturing System and Polymer
(North Dakota State University, 2021)Additive manufacturing with polymers can rapidly produce complex geometry and prototypes but does not usually utilize thermoset polymers aside from photocurable polymers. In this study two-part reactive thermoset resin ... -
Development of an Advanced Composite Material Consisting of Iron Matrix Reinforced with Ultra High Temperature Ceramic Particulate (TiB2) with Optimum Properties
(North Dakota State University, 2016)This study was intended to investigate the mechanical properties and microstructure of iron based composite reinforced by ultra high temperature ceramics fabricated by powder metallurgy technique. The fabrication parameters ... -
Development of Biobased Composites of Structural Quality
(North Dakota State University, 2015)Highly biobased composites with properties and costs rivaling those consisting of synthetic constituents are a goal of much current research. The obvious material choices, vegetable oil based resins and natural fibers, ... -
Development of Biobased Sandwich Structures for Mass Transit Application
(North Dakota State University, 2012)Efforts to increase the biobased content in sandwich composites are being investigated to reduce the dependence on synthetically produced or mined, energy-intensive materials for numerous composite applications. Vegetable ... -
Dried Distillers Grains With Solubles as a Multifunctional Filler in Wood Particleboards
(North Dakota State University, 2015)Dried Distillers Grains with Solubles (DDGS) has been investigated for its use as a functional filler in wood particleboards bonded with Melamine Urea Formaldehyde. Both the concentration of the DDGS filler – 5, 10, and ... -
Dynamic Modelling for the Path Tracking Control of a Four-Wheel Independent-Drive, Four-Wheel Independent-Steer Autonomous Ground Vehicle
(North Dakota State University, 2017)Robots that can be reconfigured to perform more than one task would be to consumers. The Four-Wheel Independent-Drive, Four-Wheel Independent-Steer (4WD4WS) robot is well suited for the role of reconfigurable robot due to ... -
Dynamic Stall Characteristics of a Pitching Swept Finite Aspect Ratio Wing
(North Dakota State University, 2019)This research will investigate various swept wing models, designing the mechanism for their pitching motion and control, designing wind tunnel implementation, and performing data measurements and analysis using particle ... -
Dynamics of Compound Droplets via 3D Spectral Boundary Elements
(North Dakota State University, 2013)Compound droplets raise great interests due to their applications in the pharmaceutical, cosmetic, and food industry. In spite of the growing demand of theoretical investigation of dynamics of compound droplets from those ... -
The Dynamics of Viscous Droplets near Micro-Patterned Solid Surfaces in Creeping Flow
(North Dakota State University, 2014)The interaction between droplets and solid surfaces is of great importance in industrial applications, biochemical processes, and fundamental materials research on surface wettability. In this work, a three-dimensional ... -
Effects of Green Reinforcement Strategies on Mechanical Properties of High Volume Polymers
(North Dakota State University, 2013)Green reinforcement in polymer systems have shown great promise in reducing cost, negative environmental effects, and dependency on nonrenewable resources. Both natural fillers and composite regrind can increase mechanical ...